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Use After Free Affecting torvalds/linux package, versions [5.14-rc1,6.2-rc5)

0.0
high

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.04% (6th percentile)
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NVD
7.1 high
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SUSE
7 high
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Red Hat
7.8 high

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  • Snyk ID SNYK-UNMANAGED-TORVALDSLINUX-5425109
  • published 17 Apr 2023
  • disclosed 12 Jan 2023
  • credit Unknown
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Introduced: 12 Jan 2023

CVE-2023-1652 Open this link in a new tab
CWE-416 Open this link in a new tab

How to fix?

Upgrade torvalds/linux to version 6.2-rc5 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free in the nfsd4_ssc_setup_dul() function in fs/nfsd/nfs4proc.c. This could allow an attacker to crash the system or it may lead to a kernel information leak.

References